From Robot to Human: The Evolving History of White Hat Spam
Shortly after it's launch, Google set its sights on becoming the most useful search engine on the Internet. The quest has led them on an unending battle against web masters seeking to gain an edge in search engine ranking positions (SERPs) through any means necessary.
Over the years, Google has deemed some of these practices as "web spam" and has rolled out algorithm updates to remove the authority of sites engaging in them. Below, we explore a timeline of link-building practices banned by Google to determine how you can prevent your site from being next.